themestestedbyWhirlwind eCommerce logo — Shopify and BigCommerce ecommerce development agencyWhirlwind eCommerce

Switch

Switch has 4 themes tested on Themestested, for Shopify. Their median Google Lighthouse mobile speed score is 89 (desktop 99), with 2 of 4 scoring 90 or better on mobile. The fastest on mobile is Cascade at 92. Last measured 2026-11-10, on each theme's own demo store.

4themes tested
89median mobile speed
99median desktop speed
94median mobile SEO
94median accessibility
ThemePlatformPriceMobile · speed SEO a11yDesktop · speed SEO a11yTested
Cascade Shopify $360 929292 999290 2026-11-10
Exhibit Shopify $360 909293 999294 2026-11-08
Baseline Shopify $420 889595 999595 2026-11-08
Shapes Shopify $420 839595 969595 2026-11-08

Sorted by mobile speed. Each theme's score is the median of its tested presets; open a theme for its pages, history and the audits behind the number.

Show your scores

Any of these themes can carry its live score on your own site. The badge is an image that always shows the current number, links back to the theme's page here, and updates as the theme is re-tested.

Cascade: mobile speed 92 on Themestested
<a href="https://themestested.com/theme/shopify/cascade"><img src="https://themestested.com/badge/shopify/cascade.svg" alt="Cascade speed score on Themestested" height="20"></a>

Swap the theme in the address for any of yours. Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.